S-Benzyl 3-[1-(6-methylpyridin-2-yl)ethylidene]- dithiocarbazate: crystal structure and Hirshfeld surface analysis

In the title dithiocarbazate ester, C 16 H 17 N 3 S 2 (systematic name: ( Z )-{[(benzylsulfanyl)methanethioyl]amino}[1-(6-methylpyridin-2-yl)ethylidene]amine), the central methylidenehydrazinecarbodithioate (C 2 N 2 S 2 ) core is almost planar (r.m.s. deviation = 0.0111 Å) and forms dihedral angles...

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Bibliographic Details
Main Authors: Omar, Siti Aminah, Chah, Chee Keong, Ravoof, Thahira Begum S. A., Jonita, Mukesh M., Tiekink, Edward R. T.
Format: Article
Language:English
Published: International Union of Crystallography 2018
Online Access:http://psasir.upm.edu.my/id/eprint/73830/1/S%20Benzy%203%20%5B1%20%286methylpyridin%202%20yl%29ethylidene%5D%20dithiocarbazate%20crystal%20structure%20and%20Hirshfeld%20surface%20analysis.pdf
Description
Summary:In the title dithiocarbazate ester, C 16 H 17 N 3 S 2 (systematic name: ( Z )-{[(benzylsulfanyl)methanethioyl]amino}[1-(6-methylpyridin-2-yl)ethylidene]amine), the central methylidenehydrazinecarbodithioate (C 2 N 2 S 2 ) core is almost planar (r.m.s. deviation = 0.0111 Å) and forms dihedral angles of 71.67 (3)° with the approximately orthogonally inclined thioester phenyl ring, and 7.16 (7)° with the approximately coplanar substituted pyridyl ring. The latter arrangement and the Z configuration about the imine-C=N bond allows for the formation of an intramolecular hydrazine-N—H...N(pyridyl) hydrogen bond that closes an S (6) loop. In the crystal, phenyl-C—H...S(thione), methylene-C—H...π(pyridyl), methylene- and phenyl-C—H...π(phenyl) contacts connect molecules into supramolecular layers propagating in the bc plane; the layers stack along the a axis with no directional interactions between them. The analysis of the Hirshfeld surface indicates the relative importance of an intralayer phenyl-H...H(pyridyl) contact upon the molecular packing.